Aircraft Accident/Incident Report

Fort Wayne, Indiana 46895
Friday, September 28, 1990 20:00 EST

NTSB Narrative Summary Released at Completion of Accident

A WITNESS RPRTD THE ACFT DESCENDED TOWARD HIS HOME FROM THE NORTH, THEN IT PULLED UP & BANKED TO THE SOUTHWEST. THE WITNESS & HIS SON RAN BEHIND THE HOUSE TO SEE WHAT WAS GOING ON. HE RPRTD THE ACFT BANKED BACK TO THE EAST, THEN ENTERED A DESCENT & DISAPPEARED FROM HIS VIEW. SUBSEQUENTLY, THE ACFT COLLIDED WITH TREES ON AN EASTERLY HEADING. DURING IMPACT, THE ACFT WAS EXTENSIVELY DAMAGED & WRECKAGE WAS SCATTERED OVER A 220 FT AREA. THE WITNESS NOTED THAT THE ENGINE SOUNDED NORMAL AS THE AIRCRAFT FLEW OVER HIS HOUSE. TOXICOLOGY TESTS OF THE PILOT'S BLOOD & VITREOUS FLUID SHOWED ALCOHOL LEVELS OF 173 MG/DL (0.173%) & 216 MG/DL (0.216%), RESPECTIVELY. ALSO, NORDIAZEPAM (A DERIVATIVE OF VALIUM) WAS FOUND IN HIS BLOOD AT A LEVEL OF 778 NG/ML.

NTSB Probable Cause Narrative

POOR JUDGEMENT OF THE PILOT DUE TO IMPAIRMENT FROM CONSUMPTION OF ALCOHOL AND USE OF A DRUG, AND HIS FAILURE TO MAINTAIN PROPER ALTITUDE/CLEARANCE ABOVE WOODED TERRAIN. DARKNESS WAS A RELATED FACTOR.

Event Information

Type of Event Accident
Event Date 9/28/1990
Event Day of the Week Friday
Time of Event 2000
Event Time Zone Eastern Standard Time
Event City FORT WAYNE
Event State INDIANA
Event Country --
Zipcode of the event site 46895
Event Date Year 1990
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID NONE
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Night/Dark
Lowest Ceiling Height 9500
Lowest Non-Ceiling Height 6500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) -18
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 360
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 0
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1472
NTSB Notification Source --
NTSB Notification Date Sep 28 1990 12:00AM
NTSB Notification Time 2140
Fiche Number and/or location -used to find docket information 42781
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N91665
NTSB Number CHI90LA277
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name NAVION
Aircraft Model L-17A
Aircraft Series Identifier L-17A
Aircraft Serial Number NAV-4-414
Certified Max Gross Weight 2750
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection 0
Airframe Hours --
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name
Aircraft Owner Street Address
Aircraft Owner City
Aircraft Owner State
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name RILEY, RONALD E.
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 53821 NORTH NOTTAWA, BOX 184
Operator City MENDON
Operator State MI
Operator Country
Operator Zip code 49072
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code IRS
Departure City STURGIS
Departure State MI
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code CQA
Destination City CELINA
Destination State OH
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --